Iconnection interface

This commit is contained in:
Sam Mario Svensson 2013-11-19 12:38:13 +01:00
parent 12d72b8b6e
commit 56c32fcbc3
5 changed files with 207 additions and 0 deletions

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@ -0,0 +1,141 @@
#include "Connection.h"
Connection::Connection()
{
mySocket = NULL;
}
Connection::Connection(int socket)
{
mySocket = socket;
}
Connection::~Connection()
{
mySocket = NULL;
if(socket != NULL)
{
closesocket( mySocket );
mySocket = NULL;
}
}
bool Connection::Connect(unsigned short port , const char serverName[])
{
mySocket = socket(AF_INET, SOCK_STREAM, 0);
if(mySocket == SOCKET_ERROR)
{
//error opening socket
return false;
}
struct hostent *hostEntry;
if((hostEntry = gethostbyname(serverName)) == NULL)
{
//couldn't find host
return false;
}
struct sockaddr_in server;
server.sin_family = AF_INET;
server.sin_port = htons(port);
server.sin_addr.s_addr = *(unsigned long*) hostEntry->h_addr;
while(1)
{
if(connect(mySocket, (sockaddr*)&server, sizeof(server)) == SOCKET_ERROR)
{
//Error connecting to server
return false;
}
else
{
break;
}
Sleep(10);
}
//connection succesfull!
return true;
}
bool Connection::InitiateServer(unsigned short port)
{
int mySocket = socket(AF_INET, SOCK_STREAM, 0);
if(mySocket == SOCKET_ERROR)
{
//Error opening socket!
return false;
}
struct sockaddr_in server;
server.sin_family = AF_INET;
server.sin_port = htons(port);
server.sin_addr.s_addr = INADDR_ANY;
if(bind(mySocket, (sockaddr*)&server, sizeof(server)) == SOCKET_ERROR)
{
//Bind failed!;
closesocket(mySocket);
return false;
}
//not our Listen function!
if(listen(mySocket, 5) == SOCKET_ERROR)
{
//"Listen failed!
closesocket(mySocket);
return -1;
}
//Server started!
return mySocket;
}
void Connection::Disconnect()
{
closesocket(mySocket);
}
bool Connection::Send(int socket , const char message[])
{
int nBytes;
unsigned long messageSize = strlen(message);
if((nBytes = send(socket, message , messageSize)) == SOCKET_ERROR)
{
//Send failed!
return false;
}
return true;
}
int Recieve(int socket, char message[])
{
int nBytes;
nBytes = recv(socket, message , 255, 0);
if(nBytes == SOCKET_ERROR)
{
//Recv failed
return -1;
}
return 1;
}
int Connection::Listen()
{
int clientSocket;
if((clientSocket = accept(mySocket, NULL, NULL)) == INVALID_SOCKET)
{
//failed
return -1;
}
return clientSocket;
}

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//////////////////////////////////
// Created by Sam Svensson 2013 //
//////////////////////////////////
#ifndef NETWORK_DEPENDENCIES_CONNECTION_H
#define NETWORK_DEPENDENCIES_CONNECTION_H
#include "IConnection.h"
class Connection : public IConnection
{
private:
int mySocket;
public:
Connection();
Connection(int socket);
~Connection();
virtual bool Connect( unsigned short port , const char serverName[] );
virtual bool InitiateServer( unsigned short port );
virtual void Disconnect();
virtual bool Send(int socket , const char message[]);
virtual int Recieve(int socket);
virtual int Listen();
};
#endif

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@ -0,0 +1,22 @@
//////////////////////////////////
// Created by Sam Svensson 2013 //
//////////////////////////////////
#ifndef NETWORK_DEPENDENCIES_I_CONNECTION_H
#define NETWORK_DEPENDENCIES_I_CONNECTION_H
#include <winsock2.h>
#include <iostream>
class IConnection
{
public:
virtual bool Connect( unsigned short port, const char serverName[] ) = 0;
virtual bool InitiateServer( unsigned short port ) = 0;
virtual void Disconnect() = 0;
virtual bool Send(int socket , const char message[]); = 0;
virtual int Recieve( int socket ) = 0;
virtual int Listen() = 0;
};
#endif

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@ -151,8 +151,13 @@
</ProjectReference> </ProjectReference>
</ItemGroup> </ItemGroup>
<ItemGroup> <ItemGroup>
<ClCompile Include="Connection.cpp" />
<ClCompile Include="main.cpp" /> <ClCompile Include="main.cpp" />
</ItemGroup> </ItemGroup>
<ItemGroup>
<ClInclude Include="Connection.h" />
<ClInclude Include="IConnection.h" />
</ItemGroup>
<Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" /> <Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
<ImportGroup Label="ExtensionTargets"> <ImportGroup Label="ExtensionTargets">
</ImportGroup> </ImportGroup>

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@ -18,5 +18,16 @@
<ClCompile Include="main.cpp"> <ClCompile Include="main.cpp">
<Filter>Source Files</Filter> <Filter>Source Files</Filter>
</ClCompile> </ClCompile>
<ClCompile Include="Connection.cpp">
<Filter>Source Files</Filter>
</ClCompile>
</ItemGroup>
<ItemGroup>
<ClInclude Include="IConnection.h">
<Filter>Header Files</Filter>
</ClInclude>
<ClInclude Include="Connection.h">
<Filter>Header Files</Filter>
</ClInclude>
</ItemGroup> </ItemGroup>
</Project> </Project>